Which of the following was not one of the reasons for gradual weakening of the Mauryan finances

Q. Which of the following was not one of the reasons for gradual weakening of the Mauryan finances?

(a) Need for vast revenues to maintain a huge but inactive army

(b) Need for finances to maintain a very large bureaucracy

(c) Unfavourable balance of trade with foreign countries

(d) The strain on the exchequer of Ashoka’s charitable public works

Ans: (c) Unfavourable balance of trade with foreign countries